3817352240 has 80 divisors (see below), whose sum is σ = 9571449888. Its totient is φ = 1407510528.

The previous prime is 3817352207. The next prime is 3817352243. The reversal of 3817352240 is 422537183.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 3817352240.

It is not an unprimeable number, because it can be changed into a prime (3817352243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889139 + ... + 893421.

Almost surely, 2^3817352240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3817352240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4785724944).

3817352240 is an abundant number, since it is smaller than the sum of its proper divisors (5754097648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3817352240 is a wasteful number, since it uses less digits than its factorization.

3817352240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166 (or 5160 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 3817352240 is about 61784.7249730870. The cubic root of 3817352240 is about 1562.8624084373.

The spelling of 3817352240 in words is "three billion, eight hundred seventeen million, three hundred fifty-two thousand, two hundred forty".